A 6.5 second occultation was recorded by Richard Williamson at Alice Springs in the Northern Territory, using an unattended video recording setup.
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Observers: 1 R Williamson,Connellon, NT, Australia 2(P) Prediction
The circle above is plotted at the expected 100 km diameter of Kolga. With only one chord it is not possible to determine whether Richard was east or west of the central line of the event. the circle has been plotted on the observed chord .
Observation details for MP ( 191 ) Kolga By Star TYC 5642-00491-1 On 2015-08-02 at 14:50:36.0 _______________________________ Observer Richard Williamson Location Connellon, NT, Australia Longitude +133:54 Latitude -23:46 Altitude 550 m Datum WGS84 Telescope SCT including Cass and Mak Aperture 20 cm Seeing Steady Clear Camera Type Watec 120N+ PAL/CCIR Camera Delay Timing GPS - time inserted Visual, no PE applied Disappearance 14:50:33.00 Reappearance 14:50:39.50 Comments: No integration was used. The times are estimates from the observer's recollection after playing back the tape a few times.
Pre-pointed before the occultation and left recording; Richard went to a 2nd location about 20 km away, but equipment problems prevented observation.
Sadly, on Aug. 19 some total lunar occultations were recorded inadvertantly over the Kolga occ'n recording before it could be retrieved for analysis.